Map Projections of Sweden

Collection by Stefan A. Voser		 MapRef
MapRef
update 19. March 1999

Map Projection
  • RT90, 2.5 Gon W  horizontal component of RR92) - Gauß-Krüger (Transvers-Mercator) - Simplified Transformation (SWEREF93 -> RT90)
    • 2.5 gon väster om Stockholms gamla observatorium 
    • 2.5 Gon West of te Old Observatory of Stockholm
Projection    TRANSVERSE 
Zunits        NO 
Units         METERS 
Spheroid      GRS80 
Datum         WGS84 seven
Xshift        0.0000
Yshift        0.0000
Parameters 
1.00000564631    /* scale factor at central meridian 
 15 48 22.614787 /* longitude of central meridian 
  0  0  0.000    /* latitude of origin 
1500064.08000    /* false easting (meters)
   -667.96800    /* false northing (meters)
Sample Data: SWEREF93 (ETRS89) <-> RT90

SWEREF93 

lat.   66°19'04".85672
long.  18°07'29".50084        
RT90 (E/N) 
    northing  7359600.988 m
easting   1604007.344 m
Original RT90 2.5 Gon V 
northing  7359600.976 m
easting   1604007.365 m
Source:
Bo-Gunnar Reit, National Land Survey of Sweden, e-mail correspondence, Dec. 97
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© by Stefan A. Voser
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